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12298330 = 2511234861
BaseRepresentation
bin101110111010…
…100001011010
3212010211010201
4232322201122
511122021310
61115332414
7206351122
oct56724132
925124121
1012298330
116a3aa10
12415110a
132717a25
1418c1c82
15112de3a
hexbba85a

12298330 has 32 divisors (see below), whose sum is σ = 25204608. Its totient is φ = 4276800.

The previous prime is 12298309. The next prime is 12298333. The reversal of 12298330 is 3389221.

It is not an unprimeable number, because it can be changed into a prime (12298333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100 + ... + 4960.

It is an arithmetic number, because the mean of its divisors is an integer number (787644).

Almost surely, 212298330 is an apocalyptic number.

12298330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12298330 is an abundant number, since it is smaller than the sum of its proper divisors (12906278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12298330 is a wasteful number, since it uses less digits than its factorization.

12298330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4902.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 12298330 is about 3506.8974892346. The cubic root of 12298330 is about 230.8245764974.

It can be divided in two parts, 1229 and 8330, that added together give a palindrome (9559).

The spelling of 12298330 in words is "twelve million, two hundred ninety-eight thousand, three hundred thirty".

Divisors: 1 2 5 10 11 22 23 46 55 110 115 230 253 506 1265 2530 4861 9722 24305 48610 53471 106942 111803 223606 267355 534710 559015 1118030 1229833 2459666 6149165 12298330